25991035

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 11748485

約数列:

[1, 5, 7, 23, 35, 83, 115, 161, 389, 415, 581, 805, 1909, 1945, 2723, 2905, 8947, 9545, 13363, 13615, 32287, 44735, 62629, 66815, 161435, 226009, 313145, 742601, 1130045, 3713005, 5198207, 25991035]

約数ペア:

[(1, 25991035), (5, 5198207), (7, 3713005), (23, 1130045), (35, 742601), (83, 313145), (115, 226009), (161, 161435), (389, 66815), (415, 62629), (581, 44735), (805, 32287), (1909, 13615), (1945, 13363), (2723, 9545), (2905, 8947)]